<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="85px">
      <el-form-item label="课程编号" prop="courseNo">
        <el-input
          v-model="queryParams.courseNo"
          placeholder="请输入课程编号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程名称" prop="courseName">
        <el-input
          v-model="queryParams.courseName"
          placeholder="请输入课程名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程试卷ID" prop="coursePaperId">
        <el-input
          v-model="queryParams.coursePaperId"
          placeholder="请输入课程试卷ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学员昵称" prop="nickName">
        <el-input
          v-model="queryParams.nickName"
          placeholder="请输入学员昵称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="正确状态" prop="correctStatus">
        <el-select v-model="queryParams.correctStatus" placeholder="正确状态" clearable>
          <el-option
            v-for="dict in dict.type.sys_correct_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <!-- <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['course:topic:add']"
        >新增</el-button>
      </el-col> -->
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['student:topic:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['student:topic:remove']"
        >删除</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['course:topic:export']"
        >导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="topicList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="studentTopicId" />
      <el-table-column label="课程编号" align="center" prop="courseNo" />
      <el-table-column label="课程名称" align="center" prop="courseName" />
      <el-table-column label="课程试卷ID" align="center" prop="coursePaperId" />
      <el-table-column label="课程试卷名称" align="center" min-width="100" prop="paperName" />
      <el-table-column label="题目ID" align="center" prop="courseTopicId" />
      <el-table-column label="题目名称" align="center" prop="topicName" />
      <el-table-column label="学员昵称" align="center" prop="nickName" />
      <el-table-column label="题目答案" align="center" prop="topicAnswer" :show-overflow-tooltip="true" />
      <el-table-column label="题目说明" align="center" prop="topicRemark" :show-overflow-tooltip="true" />
      <el-table-column label="正确状态" align="center" prop="correctStatus">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_correct_status" :value="scope.row.correctStatus"/>
        </template>
      </el-table-column>
      <el-table-column label="开始时间" align="center" prop="beginTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.beginTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="完成时间" align="center" prop="finishTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.finishTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['student:topic:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['student:topic:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改课程题目对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
         <el-row>
          <el-col :span="12">
            <el-form-item label="课程编号：" prop="courseNo">
              <span>{{form.courseNo}}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="课程名称：" prop="courseName">
              <span>{{form.courseName}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="课程试卷ID：" prop="coursePaperId">
              <span>{{form.coursePaperId}}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="题目ID：" prop="courseTopicId">
              <span>{{form.courseTopicId}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="学员昵称：" prop="nickName">
              <span>{{form.nickName}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-form-item label="正确状态" prop="correctStatus">
          <el-radio-group v-model="form.correctStatus">
                <el-radio
                  v-for="dict in dict.type.sys_correct_status"
                  :key="dict.value"
                  :value="dict.value"
                  :label="dict.value"
                >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="题目答案" prop="topicAnswer">
          <editor v-model="form.topicAnswer" :min-height="192"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listTopic, getTopic, delTopic, addTopic, updateTopic } from "@/api/course/studentTopic";

export default {
  name: "Topic",
  dicts: ['sys_normal_disable','sys_correct_status'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 课程题目表格数据
      topicList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        courseNo: null,
        correctStatus: null,
        courseName: null,
        nickName: null,
        topicName: null,
        coursePaperId: null,
        courseTopicId: null,
        userId: null,
        topicAnswer: null,
        topicStatus: null,
        topicRemark: null,
        beginTime: null,
        finishTime: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        topicAnswer: [
          { required: true, message: "题目答案不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询课程题目列表 */
    getList() {
      this.loading = true;
      listTopic(this.queryParams).then(response => {
        this.topicList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        studentTopicId: null,
        courseNo: null,
        courseName: null,
        nickName: null,
        topicName: null,
        coursePaperId: null,
        courseTopicId: null,
        userId: null,
        topicAnswer: null,
        correctStatus: "0",
        topicStatus: 0,
        topicRemark: null,
        delFlag: null,
        beginTime: null,
        finishTime: null,
        createTime: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.studentTopicId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加课程题目";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const studentTopicId = row.studentTopicId || this.ids
      getTopic(studentTopicId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改课程题目";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.studentTopicId != null) {
            updateTopic(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTopic(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const studentTopicIds = row.studentTopicId || this.ids;
      this.$modal.confirm('是否确认删除课程题目编号为"' + studentTopicIds + '"的数据项？').then(function() {
        return delTopic(studentTopicIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('course/topic/export', {
        ...this.queryParams
      }, `topic_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
